pinpointed

英 [ˈpɪnpɔɪntɪd]

美 [ˈpɪnpɔɪntɪd]

v.  明确指出，确定(位置或时间); 准确解释(或说明)
pinpoint的过去分词和过去式

柯林斯词典

• VERB 确认；准确解释（或说明）
  If youpinpointthe cause of something, you discover or explain the cause exactly.
  1. It was almost impossible to pinpoint the cause of death.
     几乎不可能确认死因。
  2. ...if you can pinpoint exactly what the anger is about...
     如果你能确切地解释愤怒从何而来
  3. The commission pinpoints inadequate housing as a basic problem threatening village life.
     该委员会明确指出住房不足是威胁村民生活的根本问题。
• VERB 精确地确定（或指明）…的位置
  If youpinpointsomething or its position, you discover or show exactly where it is.
  1. I could pinpoint his precise location on a map...
     我能在地图上指明他的准确位置。
  2. Computers pinpointed where the shells were coming from.
     计算机确定了炮弹发射的位置。
• ADJ 定点的；定位精确的；非常精确的
  If something is placed withpinpointaccuracy, it is placed in exactly the right place or position.
  1. ...the pinpoint accuracy of the bombing campaigns.
     战略性轰炸的精确定位

双语例句

• Researchers have pinpointed a mechanism in the brains of mice that could explain why some human mothers suffer from depression after childbirth.
  研究人员已精确找到老鼠大脑内的一处机制，能够解释为何一些人类母亲在分娩后会得抑郁症。
• US scientists have pinpointed a type of nerve cell in mice which appears to generate the itch sensation.
  美国科学家在老鼠身上精确的找到一种可以产生痒痒感觉的神经细胞。
• This binding capability can be pinpointed to a characteristic base sequence known as a homeobox.
  这种能力与被称为同源框的特定碱基序列有关。
• Generally, however, the cause is then even more difficult to pinpoint or cannot be pinpointed at all.
  但是，通常很难查明原因或者根本不能查明原因。
• By using a wide-ranging framework Dr Strenger thinks he has pinpointed the cause.
  通过这一涉及多个领域、涵盖面很广的研究，斯特兰博士认为他已经发现了导致该现象的原因。
• He's pinpointed the national reservoirs.
  他精确标示出全国水库位置。
• Finally, entertainment featuring killers on TV screen has been pinpointed as the chief culprit of modern crime.
  最后，人们强调指出，电视屏幕上的凶杀节目是导致现代犯罪的罪魁祸首。
• Many of the dates above can be pinpointed quite accurately but some have some uncertainty, usually by a few months one way or the other.
  以上大部分日期可以很精确的指出，但是也有一些还不能确定，不管怎样，总是要经过几个月时间。
• Areas where fertilisers and pesticides are being applied excessively can be pinpointed, studied and regulated by environmental and land-use agencies.
  政府可以针对那些过分使用化肥和杀虫剂的地区，让环境和土地资源部门进行研究和监管。
• His refusal to help simply pinpointed his cowardice.
  他拒绝帮助正显示他的胆小。